> email is a terrible place to keep reference documents. Newsgroups are better in that regard. You can reference the message using the message-id value. A lo

> email is a terrible place to keep reference documents. Newsgroups are better in that regard. You can reference the message using the message-id value. A lot of newsgroups would have FAQS posted every 30 days or so. A reference document that's periodically updated could be sent the same way.